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Pronunciation varies by accent · noun
(mathematics) A stochastic process for which the conditional expectation of future values given the sequence of all prior values is superior or equal to its current value..
If a gambler repeatedly plays a game with positive expectation, his payoff over time is a submartingale.
Use submartingale when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Submartingale means (mathematics) A stochastic process for which the conditional expectation of future values given the sequence of all prior values is superior or equal to its current value..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
If a gambler repeatedly plays a game with positive expectation, his payoff over time is a submartingale.
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